Random Number Generation Quiz Online Practice Test

1. What does the function **srand(unsigned)** do?

2. What is the best method to generate random numbers in the range of 0 to 99?

3. What is the correct method to generate random numbers between a specified minimum and maximum (inclusive)?

4. The functions **rand()** and **srand()** are used for _____________

5. What is the return type of the **rand()** function?

6. Which of the following functions is applicable for generating random numbers?

7. Which of the following code snippets will successfully generate random numbers?

8. Which of the following represents the correct function calls for **rand()** and **random()**?

9. What type of parameter is accepted by the function call **time()**?

10. What will be the output of this C code snippet?
#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("%d\n", rand() % 1000);
return 0;
}

11. What will the output be for this C code?
#include <stdio.h>
#include <stdlib.h>
int main()
{
srand(9000);
printf("%d\n", rand());
return 0;
}

12. What will be the result of executing the following C code?
#include <stdio.h>
int main()
{
printf("%d\n", srand(9000));
return 0;
}

13. What will be the result when executing the following C code?
#include <stdio.h>
int main()
{
srand(time(NULL));
printf("%d\n", rand());
return 0;
}

14. In the following C program, different numbers will be generated each time it is executed:
#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("%d\n", rand());
return 0;
}

15. In this C program, different numbers will be produced each time it is executed:
#include <stdio.h>
int main()
{
srand(time(NULL));
printf("%d\n", rand());
return 0;
}

16. Which method correctly generates random numbers in the range of 0 to 1 (inclusive)?